Home / 15,025.48-20,752.18-10,237.11

Finding the Fourth Proportional to 15,025.48, 20,752.18 and 10,237.11

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Solution

The fourth proportional to 15,025.48, 20,752.18 and 10,237.11 is: 14,138.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,025.48 : 20,752.18 = 10,237.11 : x
  2. Step 2: Convert to fraction form
    15,025.48/20,752.18 = 10,237.11/x
  3. Step 3: Cross multiply
    15,025.48x = 20,752.18 × 10,237.11
  4. Step 4: Simplify right side
    15,025.48x = 212,442,298.21
  5. Step 5: Solve for x
    x = 212,442,298.21/15,025.48
  6. Step 6: Final answer
    x = 14,138.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.